Universal Compatibility: Designed to work seamlessly with most garage door systems, for the NICE SMILO SM2 remote ensures a perfect match for your existing setup Secure Rolling Code Technology: Enhances security by generating a code with each use, preventing unauthorized access and ensuring your property remains protected Easy Setup: Quick and straightforward pairing process with your garage door system, making installation hassle-free Durable Design: Built to last, this remote control is made from high-quality materials that withstand daily use and harsh weather conditions Radio frequency: 433.92MHz Type of programming:Programming with the receiver Supported channels: 2 Battery:12V 23A(Include Battery) Code: dynamic code Transmission distance: 50m-100m(free space) Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Color: Black Material: plastic Package Contents: 10 * Garage Remote Control